DIFF Main Group
C03B 1/00 Preparing the batches (chemical compositions C03C)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Preparing the batches
CPC: Preparing the batches (chemical compositions C03C)
Full Title
Full titles differ between systems:
IPC:
Preparing the batches
CPC:
Preparing the batches (chemical compositions C03C)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 1990.
Child Classifications
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- C03B 1/02 Compacting the glass batches, e.g. pelletising since 1990 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class C03,2013–2023, worldwide · Source: EPO PATSTAT
- CORNING US 8,800
- SAINT-GOBAIN GLASS FR 3,535
- NIPPON ELECTRIC GLASS COMPANY JP 2,675
- NIPPON ELECTRIC GLASS COMPANY 2,616
- AGC JP 1,911
- SCHOTT DE 1,846
- ASAHI GLASS COMPANY JP 1,632
- CORNING 1,556
- A G C 1,250
- SEKISUI CHEMICAL COMPANY JP 1,087
Top Applicants (CPC)
Class C03,2013–2023, worldwide · Source: EPO PATSTAT
- CORNING US 9,559
- SAINT-GOBAIN GLASS FR 3,824
- NIPPON ELECTRIC GLASS COMPANY JP 2,792
- SCHOTT DE 2,029
- AGC JP 1,938
- ASAHI GLASS COMPANY JP 1,679
- CORNING 1,650
- NIPPON ELECTRIC GLASS COMPANY 1,501
- A G C 1,049
- O-I (OWENS-ILLINOIS) US 1,027